Despite the growing societal demand for multilingual graduates prepared to engage in local and global contexts, programs to meet these demands are scarce, especially in K-8 contexts. When schools do seek to implement programs, stakeholders struggle to choose from the established models because research documenting desired outcomes is lacking.…

In this study, we present quantitative findings on the effects of English-Spanish dual language immersion on student achievement in science and mathematics in grades 3, 4, and 5. The research aims to present empirical evidence documenting the impact of dual language immersion, reveal analytical techniques utilizing nonparametric measure of similar…